The effects of micro and nanoscale calcium carbonate (CaCO 3) particles on the mechanical properties of polyvinyl chloride (PVC) were investigated. Type of (PVC S5070) were used as the matrix in this study, hydrocarb 95T CaCO 3 as a micro size particles, and SOCAL 312 CaCO 3 as a nano size particles with different phr (0 wt%, 10 wt% and 20 wt%). The nano-CaCO 3 particles were observed by FT-IR spectras. Nano-CaCO 3 increased the tensile strength and affected the tensile strength of PVC more...
Topics: Calcium carbonate, Polymer composites, PVC, Micro-CaCO3, Nano-CaCo3.
A sample of ethanolic extract of the flowers from Spathodea campanulata Beauv. was scrutinized using a UHPLC-DAD-MS/MS Thermo scientific Dionex Ultimate 3000 RS coupled to a Thermo scientific LTQ XL mass spectrometer. In addition, about nine different chemical compounds were tentatively identified in this species based on chromatography retention time (Rt), UV and MS/MS spectra and compared with those of isolated authentic compound and literature data in our country for the first time....
Topics: dehulled kidney beans, organoleptic properties, sensory characteristics.
Effect of processing method of kidney beans (phaseolus vulgaris) on carcass quality, organ weight and organoleptic properties of broiler was studied using one hundred and twenty day-old chicks (Arbo acre strain). Raw, dehulled and boiled KB were used for treatment 2, 3 and 4, respectively. Prior to grinding of KB, 50kg was boiled at 100 0 C for 1 hour, 10kg was dehulled by immersing in cool water for 20 hours, and seed coat removed. The work was carried out using completely randomized design,...
Topics: dehulled kidney beans, organoleptic properties, sensory characteristics.
The paper investigates the relationship between the development of typhoons and strong earthquakes after the France nuclear tests (NT) in November 1990. It is shown that after the NT acoustic impact on the tropical disturbance of the Pacific Ocean cloud structures self-organized into a system of three interacting category 5 typhoons. The dependence of the earthquakes M> 4.6 and the intensity of these typhoons as well as Typhoon Mike which passed earlier through the Philippine Islands are...
Topics: Pacific, nuclear test, typhoon, earthquake.
Dysphagia is a digestive disorder recognized by the World Health Organization (WHO) in the International Classification of Diseases (ICD) characterized by the difficulty in forming or moving the bolus from the mouth to the oesophagus that can cause the passage of food into the respiratory tract. Foods for people with dysphagia are prepared with products that modify viscosity to make them safer when ingested. The aim of this work is to establish the interaction between citric acid, widely used...
Topics: citric acid, dysphagia, gum, starch, thickener, viscosity.
In general, fishing fleets operating in Maluku waters and managed by local entrepreneurs consist of mono hull fishing vessels (such as purse seines, etc.) and trimaran in chart form. These two types of fishing fleets have been known to the people of Maluku for a long time. However, these two types each have their advantages and limitations, for example, mono hull fishing boats have limited deck space and poor transverse stability, especially in bumpy sea conditions in extreme weather. While the...
Topics: Trimaran Fishing Vessel, Resistance, Power, Safety, Comfort.
A sensor based on Pd/SiO 2 /Si MOS capacitor was fabricated on p type <100> (1-6 ΩCm) Si with thermal oxide layer of thickness about 200 A˚. The sensor showed sensitivity to Xyelene (C 8 H 10) vapour and was characterized at Xyelene concentrations ranging from (500ppm-16,000ppm) at different operating temperatures (room temperature,70˚C and 120˚C), in air. It was found that sensitivity of the sensor was maximum at an operating temperature of 70˚C. Keywords-MOS...
Topics: MOS (metal-oxide- semiconductor) structure, gas sensor, Palladium (Pd), sensitivity, C-V and G-V...
This paper discusses the issue of the subsystem of mobility and solves the design of the lower mobile base for a robot called Baxter. In this paper you can see all the models and parts that are used in construction of mobile base, from which the initial model of the base is created. After making a model of a base, we were putting a load (represents the weight of a robot) on it so we could determine what kind of relative deformations and stresses are created by using finite element method...
Topics: mobile base, subsystem of mobility, service robot, Baxter, strength analysis, finite element method.
Vehicle re-identification is still a problem do not receive much attention in the multimedia and vision communities. Since most existing approaches mainly focus on the overall vehicle appearance for re-identification and do not consider the visual appearance changes of sides of vehicle, called local deformation. In this paper, we propose a vehicle re-identification method based on the authenticity of orthographic projection, in which three sides of vehicle are extracted, and the local...
Topics: 3D bounding boxes, local deformation, vehicle re-identification, weighted mean.
The present article deals with a potential to interconnect the plasma technology of waste processing with the technology of hydrogen separation from syngas using metal hydride alloys. It also describes key components of the system used for syngas cleaning and their succession.
Topics: hydrogen, plasma reaktor, waste treatment, gasification.
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Abstract — Current article describes the HFC test, which the measure the amount of impurity in cooling compressors, which they could cause damage to them. In introduce of the article describes the process of cooling cycle in cooling equipment. In the tab. 1 are summarized the basic advantages and disadvantages of use natural based refrigerant, which are used in producing the compressors designated for equipment’s as refrigerators, air conditions, cooling rooms. In the article are describe...
Topics: compressor, HFC test, refrigerant, refrigeration equipment.
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Abstract — Hydrophilic-coated catheters reduce the endovascular friction between the device and blood and increase the biocompatibility of catheters. This study investigated three surface treatments to improve catheter surface. Oxygen plasma, hydrogen peroxide, and flame exposure coating equipment were manufactured. Polyamide 11 (PA11) catheter surfaces were treated and the influence of exposure time for each individual technique was studied. Treated samples were characterized by goniometry,...
Topics: Oxygen Plasma, Hydrogen Peroxide, Flame Treatments, Polyamide Tubes, Hydrophilic Coating.
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Abstract — Hydrophilic-coated catheters reduce the endovascular friction between the device and blood and increase the biocompatibility of catheters. This study investigated three surface treatments to improve catheter surface. Oxygen plasma, hydrogen peroxide, and flame exposure coating equipment were manufactured. Polyamide 11 (PA11) catheter surfaces were treated and the influence of exposure time for each individual technique was studied. Treated samples were characterized by goniometry,...
Topics: Oxygen Plasma, Hydrogen Peroxide, Flame Treatments, Polyamide Tubes, Hydrophilic Coating.
Characterization of fine precipitates evolution in post ageing treatment after friction stir processed 7075 Al Alloy
Topics: Al3Sc and ή precipitates, FSP, mechanical properties, post aged 7075 Al alloy, TEM.
The study of crystal structure profile fitting described by Hugo Rietveld named Rietveld Refinement became popular for profile fitting and microstructural analysis. The Rietveld method refines user-selected parameters to minimize the difference between an experimental parameter (observed data) and a model based on the hypothesized crystal structure and instrumental parameters
Topics: CuO, Powder diffraction, gamma radiation.
The mechanism and kinetics are developed for the initiated non branched-chain formation of ethanediol in methanol-formaldehyde solutions at formaldehyde concentrations of 0.1-3.1 mol dm-3 and temperatures of 373-473 K. The experimental concentrations of the free insolated form of formaldehyde are given at the different temperatures and total concentrations of formaldehyde in methanol. The experimental dependence of the radiation-chemical yields of ethanediol on formaldehyde concentration in...
Topics: Methanol, Formaldehyde, Formation, Ethanediol, Radiation-Chemical Yield, Rate Equation.
The current preference of costumers for natural and healthy products is increasing the employment of biotechnological processes that use enzymes, and the synthesis of esters is an example of this change. However, enzymes are high-cost product, which stimulates research in finding solutions that make them more economically attractive, like immobilization. This work aimed to use different protocols for immobilizing lipase and its application in ester synthesis. The results showed that Pseudomonas...
Topics: Adsorption, Entrapment, Lipase, Ester, Hydrolysis.
The present article describes the effect of the pressure on the operability of the plate exchanger of the SWEEP IC 5 x 20 type as well as the results of the numerical analysis of the stresses at three different loads. The exchanger was tested at the testing pressure defined by the manufacturer (2 MPa). Maximum stresses were observed at the places of soldered joints on individual exchanger plates and the stress was highly above the carrying capacity of the solder joint. With an increasing...
Topics: plate heat exchangers, numerical analysis of stress.
Abstract — Cameroon has an economy strongly dominated by the agricultural sector and despite this domination as well as the fact that this sector is backed by several policy documents and statements, investments in the sector is still grossly underdeveloped. Many farm operators in the different agro ecological environment still rely to an overwhelming extend on the use animate power to achieve their agricultural production goals. This power source and the tools used have implicit limitation...
Topics: Adoption, Challenges, Farm operators, Insight, Mechanization.
Abstract — The aim of this work is to understand the combined effects of stress, temperature, humidity and chloride ion on the susceptibility of stress corrosion cracking (SCC) of type 304 austenitic stainless steel. The occurrence of SCC was investigated using the as received (cold work), sensitized samples those are exposed to the environmental test chamber at 40 o C and 70 o C, respectively. The humidity from 40% to 70% RH with gradient of 10% was applied during the corrosion test lasted...
Topics: SCC, austenitic, cold work, sensitized, chloride ion.
This paper explores the use of Cañita by artisans of Nacajuca, Tabasco, Mexico to elaborate commercial crafts. This plant occurs naturally, but its demand by artisans has increased, which could lead to the gradual extinction of wild populations. The aim of this study is to provide introductory information on Cañita (C. canus): botanical description, agricultural production and artisanal use. The conclusion is that despite the economic and agronomic advantages of this plant, the system of...
Topics: artisans, extinction, agricultural production, socio cultural.
The metal hydride materials are characterized by a high pressure gradient as a function of temperature, which has been used in the construction of a compressor that compresses hydrogen by a chemical-thermal cycle. The present paper describes a prototype of a metal hydride compressor working using a heat pump that provides thermal management between metal hydride containers. The principle of the compressor is to use a suitable metal alloy that can absorb and desorbed hydrogen into its...
Topics: hydrogen, metal hydride alloy, metal hydride compressor, heat pump.
A heat network is a pipeline system through which the heat-transferring medium is conveyed, in the required amount and condition, from a source to a heating appliance. The heat loss depends on a number of parameters, such as the temperature of the medium, temperature of the environment where the analysed heat network is located, and the thickness and quality of the installed insulation. The present article deals with the efficiency of the heat distribution system relative to the temperature in...
Topics: heat network, efficiency, heat loss, ambient temperature.
Abstract — The present article deals with the option of high-temperature processing of asbestos-cement roof tiles in a plasma reactor. It describes the process of melting this type of waste in a plasma reactor which is aimed at obtaining the resulting product in the form of vitreous slag of the inert nature. The article also briefly comments on the potential recovery of the formed slag which may be used as the secondary material for further manufacture processes.
Topics: asbestos, glassy slag, ceramic foam.
Abstract — Nutrients in plants are commonly associated with the Nitrogen Content present in the given plant at the given time. The evaluation of Nitrogen content is thus a pretty accurate measure of the health of the Plant in question. Traditional methods of Nitrogen Content estimation relied on either destructive and time-consuming methods which were extremely inefficient or on methods that required human eyesight to compare using a Colour Chart which had a really high probability of being...
Topics: survey, agriculture, colour detection, comparison, dselm, image processing, image recognition,...
Using the viscoelasticimetric tests in traction and compression mode, the viscoelastic sizes E', E" and tanwere characterized according to the temperature and this, for amorphous polymer samples differentiated by their fluidity index. It is noted that the stiffness is intermediate size making it possible to characterize the conservative components E' easily and the dissipative one E" of the module complexes E* like its temperature of glass (vitreous) transition from polymer...
Topics: amorphous polymer, viscoelacticimetry, temperature, vitreous transition.
Abstract — For the non-Newtonian mantle rheology case the 2D thermal viscous dissipation-driven thermal convection in the mantle wedge above the Apulian lithospheric microplate subducting under the Euro-Asian plate is modeled numerically. The effects of the 410 km and 660 km phase transitions are taken into account. Within the framework of the model constructed the horizontal extent of the 2D heat flux anomaly observed in the rear of the Dinarides mountain belt corresponds to subduction...
Topics: Computer Modeling, Thermal Convection, Newtonian & Non-Newtonian Rheology Cases.
Abstract — The mechanical characterization of a material involves the determination of longitudinal elastic modulus, the transverse modulus and the fish coefficient. To Obtaining these data is subject to experimentation. To obtain these data, there is need to experimentation. Several conditions contribute to the realization to the carrying out of the tests. To achieve this, there are methods which make it possible to better know the materials in general and especially the building materials...
Topics: Engineer, Characterizations, Essential quantities, Simple Technique, Rônier.
The aim of the work was to develop a methodology for taking into account the presence of local surface heat exchanges in rods of finite length, often taking place in studies of the non-stationary phenomenon of thermal conductivity. The proposed methodology was oriented to the subsequent creation of a computational algorithm and its implementation on a personal computer using the universal DELPHI programming tool. This allowed the authors to complete the initial stage of the research works,...
Topics: finite length rod, internal heat sources, local surface heat transfer, non-stationary thermal...
Abstract — We analytically show that the findings of pattern recognition problems with weighted similarity measures under intuitionistic fuzzy sets environment that is dominated by relative weights of elements in the universe of discourse for the discrete case and the weighted function for the continuous case. In the past, researchers focus on constructing new similarity measures or developing new algorithms applying their similarity measures. Hence, previous results depended on a special...
Topics: Pattern recognition, intuitionistic fuzzy sets, similarity measure.
Abstract — We discuss two motivations proposed by Sphicas (2006). First, after Lin (2019), we provide another partition for the feasible domain to show that there are at least three partitions to point out that the first motivation of Lin (2019) is not sufficient to support his solution procedure. For the second motivation of Sphicas (2006), we provide a detailed examination from the algebraic point of view to claim that his second motivation containing severe questionable results. We suggest...
Topics: Inventory models, algebraic method, fixed backorder cost, linear backorder cost.
Abstract — The purpose of this paper is to explain that a convex combination of several partial solutions using a new criterion which did not solve the fuzzy problem. The main feature of this paper is twofold. First, we prepare a simple optimization problem to explain the previously proposed approach that considered criteria separately. Consequently, we conclude, previous results are partial solutions. Secondly, we study the same optimization problem as the one that appears in a previously...
Topics: Fuzzy set, decision making, optimization, genetic algorithms, linear programming.
Abstract — A novel combinative structure, consisting of lateral hydrophobic pontoon oAN and central hydrophilic evaporator iAN, was designed for high-performance solar steam device. Both oAM and the iAN were derived from areca nut (AN), through different thermal and surface chemical treatments. With inferior water absorption and evaporation efficiency, the pontoon oAN nevertheless provides footage for the entire device, in contrast, although being efficient in water adsorption and...
Topics: Solar steam generation, areca nut, pontoon, supporter, combinative structure.
Abstract — The features of the impact of some tropical cyclones (TC) in the Indian Ocean on the environment after the eruption of Mount Pinatubo are considered . The 1992 North Indian Ocean cyclone season was unofficially the most active year on record for the basin, with 13 TC developing. It was shown that TC-05B, closing the chain of 10 TC before its destruction over the North Bay of Bengal, showed anomalous thunderstorm activity and contributed to the emergence of TC Aviona in South...
Topics: Indian Ocean, Tropical Cyclone, Pinatubo.
Abstract — In this study, multi-functional tannic acid (TA) was incorporated with soft poly(propylene oxide) (PPO) chain to result in a TA-terminated JTA polymer, in which the TA terminals impart reversible aromatic p-p and hydrogen bond (H bond) interactions to JTA polymer. Moreover, the aromatic TA terminals of JTA can preferably bind to the surface carbon rings of multi-walled carbon nanotubes (MWCNTs) to result in JCTx composites containing large amounts (up to 96 wt%) of MWCNTs. The...
Topics: Tannic acid, MWCNT, carbon material dispersion, stacking, hydrogen bonding, conductive...
Abstract - In this set of experiments we have tried to monitor a system of three reactors placed in series through experimental measurements of the ethanol concentration, temperature, flow and pressure at the outlet of system. We compared the results when the system has different metallic tubes used between vessels. For each set of experiments, we have used tubes with 6 and 8 mm diameter because they influence the pressure drop in our system.
Topics: Continuous system, Ethanol concentration, flow, pressure and temperature parameters.
Abstract — The main purpose of this study was to identify the best treatment techniques for wastewater discharged from meat processing. The organic matters in the meat industry wastewater are considerable and complex. To identify the organic component of wastewater we use the parameters to classify it. The most common parameters are the oxygen demand values. We have evaluated the two most common oxygen demand methods, the biochemical oxygen demand and the chemical oxygen demand. In this...
Topics: Wastewater, activated aludge, treatment, COD, BOD5.
Abstract — This paper presents the value-at-risk (VaR) analysis of J.C. Penney Company Inc. (JCP) stock daily negative log returns between 1993 and 2018. The statistical properties of JCP are thoroughly examined and a series of diagnostic tests are conducted to check the conditions of the time series data over the two decades. The GARCH and EGARCH models with normal distribution and Student’s t-distribution are used to estimate the volatility and VaR of the stock. By analyzing VaR, we show...
Topics: JCP Stock, Value-at-Risk, GARCH Model, EGARCH Model, Calendar Effect.
Abstract — A new formula for autologous ipsilateral rotational keratoplasty has been designed and verified by surgical procedure on 19 eyes. The formula is found to be successful in all cases. The diameter (D) of the cornea to be rotated is equal to the length of scar from one side of pupillary margin in semidark room, nearest to the scar to the farthest end of the scar (L) nearest to center of pupil, added to the pupillary diameter (Pd) in semidarkness. The direction of rotation of scar is...
Topics: rotational autograft, cornea, formula.
Abstract — This article proposes, presents and analyzes a new method of saving hard drive memory, used by Abstract Data Types. Abstract Data Types represents an important topic across a variety of application domains, but for several projects the method of memory allocation for the use of Abstract Data Types, presented in the built-in classes of the programming language C#, is not suitable by the reason oflarge possible memory loss. Method, reviewed in this article, can be implemented in...
Topics: Visual Studio 2017, Hard Drive Memory, Method, Abstract Data Type.
Abstract — In this paper a new formula is derived for Lasik surgery on Myopic and Hypermetropic eyes. This article has given another formula to calculate the depth of cornea to be ablated, derived mathematically.
Topics: formula, LASIK, myopia, hypermetropia.
Abstract — A depth-averaged subcritical and/or supercritical, steady, free-surface flow numerical model is developed to calculate physical hydraulic flow parameters in open channels. The vertically averaged free-surface flow equations are numerically solved using an explicit finite-volume numerical scheme in integral form. The grid used may be irregular and conforms to the physical boundaries of any problem. A multi-grid algorithm has been developed and has subsequently been applied to...
Topics: Multi-grid, Finite-volume, Subcritical-supercritical free-surface flow.
Abstract — In the present study, 50 m-range distance and position measurement method for autonomous flight device such as four-rotor drone by using two searchlights was proposed, and the precise distance/position measurement performance was evaluated in an outdoor situation. To realize over 10 m long-distance flight of the drone under unstable GPS signal situations such as under the bridge or inside tunnels for periodic inspections, the correct self-position measurement is important for the...
Topics: Four rotor helicopter, long distance / position measurement, InfraRed filter, two searchlights.
Abstract — Continuously increasing food prices of basic kitchen items, fruits and vegetables the poor and fixed income groups are suffering from the decreasing real incomes and purchasing power. The marginal increase in the income of the poor people to enable them to gain access to food and improve their nutrition is the need of the present time. The kitchen garden falls under bio-intensive and participatory innovation which can provide year round availability, access and consumption of...
Topic: https://issuu.com/ijoerresearchjournal/docs/ijoer-jul-2018-5
Abstract — The radical copolymerization of (p-2-ethoxycarbonyl)cyclopropyl styrene with glycidyl methacrylate has been investigated. The new cyclopropane- and epoxy-containing photosensitive copolymers have been prepared. The constant values of relative activity of the monomers have been determined and the parameters Q-e on Alfrey and Price have been calculated. The copolymerization constants of this compound (r 1 ) with glycidyl methacrylate (r 2 ) calculated on Feynman-Ross method are : r 1...
Topics: copolymerization, (p-2-ethoxycarbonyl)cyclopropyl styrene, microstructure, monomers,...
Abstract — The objective of this project was to use seismic refraction techniques to delineate the subsurface layers as a supplement to routine geotechnical investigations. Seismic velocities of the subsurface material were determined and used to find the possible composition of the subsurface materials and also to delineate the subsurface layers and their thicknesses. The seismic data was obtained using Geometric SmartSeis ST® 12-channel signal enhancement seismograph and Mark Product...
Topics: Boreholes, Geophones, Seismograph, Sesimic velocities, Subsurface.
Abstract — Optimizing energy consumption is the main concern for designing and planning the operation of the Wireless Sensor Networks (WSNs). Clustering technique is one of the methods utilized to extend lifetime of the network and balancing energy consumption among sensor nodes of the network. In this paper, we propose the recently developed, heuristic optimization algorithms like Particle Swarm Optimization (PSO) and Tabu Search Algorithm(TSA) as well as the traditional Fuzzy C-Means (FCM)...
Topics: PSO, Clustering, TSA, FCM.
Abstract — Stochastic advection diffusion equation (SADE) with multiplicative stochastic input is a practical mathematical model for different physical phenomena. In this paper, SADE will be studied using two spectral stochastic techniques. The first is the Wiener chaos expansion (WCE) technique and the second is the Wiener-Hermite expansion with perturbation (WHEP) technique. These techniques convert the SADE into a system of deterministic partial differential equation (DPDE) that can be...
Topics: Advection diffusion equation, Multiplicative random input, Wiener-Hermite expansion, Wiener-Chaos...
Abstract — New method of multi mode fiberoptic endoscopic delivery of UV laser from Excimer can cause capsulorhexis and ablate cataract in human eyes. This shall eliminate LASER assisted cataract surgery which is exuberantly costly and also traditional phacoemulsification machine.
Topics: excimer laser fiber optics, phacosurgery
Abstract — A simple low-cost (
Topics: nephelometry, immunoprecipitation, C-Reactive Protein, laser, Arduino.
Abstract — While data from various devices as Internet of Things (IoT) are scattered and isolated as silos at present, some expect that hundreds of billions of devices will be connected through the Internet by the early 2020s. To prevent radio interference of huge amounts of data, it is necessary to develop ubiquitous wearable devices that enable constant retention and sharing of data. We aim to establish the basic packaging technology for realizing the semiconductive thin films and circuits...
Topics: single-walled carbon nanotube, high crystallization, IoT, Hall mobility, thin film.
Abstract — It is shown that the kinetics of the evolution of a structure of materials under external influences occurs in accordance with the minimum production of entropy and is characterized by a lower absolute value of a free energy. Using the extinction contours, the local curvature of the dispersed crystal lattice of nickel, the stress values and the dislocation density were quantitatively evaluated. Based on the provisions of mesomechanics and nonequilibrium thermodynamics, the...
Topics: time, space, invariants, dislocation structure, kinetics of nanostructure.
Abstract — Indian construction industry has played a vital role in the process of economic transformation and furtherance for over five decades and is the primary input for the socio-economic development of the country. Increasing complexity in design and involvement of numerous stakeholders in modern construction projects are huge challenge for both clients and contractors to meet criterion of skills and capabilities required to successfully deliver a project at bidding stage. Implementation...
Topics: tender notice, Hybrid Annuity Model, stakeholders
The paper extends study of dipole-exchange spin waves in a ferromagnetic nanotube with a circular cross-section started by the author in the previous paper. The proposed model considers the magnetic dipole-dipole interaction, the exchange interaction, the anisotropy effects, the damping effects, the general boundary conditions and the existence of both volume and surface modes for the considered spin waves. Therefore, a new method of obtaining the values’ spectrum of the orthogonal (to the...
Topics: Spin wave, Dipole-exchange theory, Ferromagnetic nanotube, Volume mode, Surface mode.
— The parameters affecting particle injection in a high pressure powder fuel injection system were verified by using computational particle fluid dynamics (CPFD). The particles were coal (í µí± í µí± =175 μm, ρ s = 1350 kg/m 3), and the simulation was performed by changing the clearance between the roller and the hose and by changing the total pressure drop. Also, the wall erosion of the hose was confirmed by changing the clearance. As the clearance decreases from 10 mm to 1 mm when...
Topics: solid feeding, high pressure, simulation, Clearance, Backflow
— The effectiveness of microwave-assisted preparation of N-alkylisatin--thiocarbohydrazones, where alkyl group is methyl and ethyl, was evaluated. The corresponding N-alkylisatin--thiocarbohydrazones were predominantly obtained by TCH and N-alkyl substituted isatin in molar ratio 3:1. Reactions of carbonyl-amine condensation were performed in water acidified to pH 1.5 as a solvent system. Reaction mixtures were exposed to microwave irradiation under 300W and pressure 200 psi, for a...
Topics: Microwave-assisted organic synthesis (MAOS), N-alkylisatin, N-alkylisatin--thiocarbohydrazone
— Strong oxidising agents for bleaching and chemical treatments for regeneration of dry and damaged hair are most common factors that cause changes in protein structure and composition. Composition changes in fibrillar proteins-α keratins and globular proteins-KAP's (keratin-associated proteins) were investigated by protein analysis of the hair fiber using SDS-PAGE. The most significant changes in obtained electrophoregrams from SDS-PAGE analysis of bleached hair were observed in matrix...
Topics: bleaching, hair protein treatments, SDS-PAGE
— Base isolation (BI) is a technique that has been used around the world to protect the building structures from the damaging effects of earthquake. The installation of isolator in building at base level considerably increases the time period of the structure, which means it reduces the possibility of resonance of the structure giving rise to better seismic performance of the building. The analysis is performed to compare the effectiveness of base isolation in regular and irregular...
Topics: Base Isolation, Time History Analysis, lead rubber Bearing, UBC 97 code, ETABS 2013, Base shear
— Scheduling patient referrals is one of the most important administrative responsibilities performed in the medical office. A referral scheduling algorithm can be a useful tool in the hands of a primary provider. Primary providers are lacking knowledge regarding the care and treatment of chronic diseases and are not familiar with the current status of available resources (consultant doctors) for patient referrals. During patient referral there is a need to know of the availability of the...
Topics: Dynamic, Static, Scheduling, Referral, Model
— In this paper, we propose a method to control of make-to-order (MTO) manufacturing system for the operation level. Control achieved with the proposed method is based on modeling the relationship between cost and time, two very important elements of manufacturing process performance evaluation. In order to better represent the specified goal of manufacturing process we propose (as a novelty) as a criteria the Earning Power (EP). It is both synthetic (because it reflects the essential...
Topics: Control, Earning power, Manufacturing operation, Manufacturing system, Simulation
— Today, information has become more important. Even data, information and knowledge are often used as if they have same meaning. This problem raises difficulties in engineering. It is necessary to exist a knowledge management system to avoid increased costs, waste of time and increased errors. Knowledge management is a comprehensive process of knowledge creation, knowledge validation, knowledge presentation, knowledge distribution and knowledge application. In this paper, knowledge...
Topics: Competitive control, Information technology, Knowledge management, Machining system, Marketing...
— This paper presents a product time and cost estimation method taking account the market dynamics and manufacturing system competitiveness. The method is based on the behavioral modeling using on-line unsupervised learning. On one hand, it is modeled the interaction between task and manufacturing system, and on the other hand the interaction between task and market, finally resulting behavioral modeling of the market-manufacturing system relationship to substantiate the strategic component...
Topics: Behavioral modeling, Cost estimation, Manufacturing system, Product time.
— Fluid-structure interaction has a significant effect on stresses in the hinge point because of the impact of ocean currents to the pipeline. Aimed to support arms for deep-sea mining, numerical analysis method and the finite element software ADINA were adopted to analyze the pipeline structure-external fluid mutual coupling effect on stress at the hinge point. The results were shown that: (1) In the case of different wall thickness, the stress changes of the entire pipeline is relatively...
Topics: Support arm, Fluid–structure interaction, Different wall thickness, Stress
— A pot experiment was conducted to study the effects of potting media on sprouting and seedling growth of grape cuttings. Three grape varieties viz. Red globe, Thomson seedless and Crimson seedless were planted in four different growth media: CS-Canal silt, CSFYM-Canal silt (75%) + FYM (25%), CSB-Canal silt (25%) + Bagasse (75%) and CSBCP-Canal silt (25%) + Bagasse (50%) + Coco peat (25%). The experiment was conducted in Completely Randomized Design (CRD) along with three replications. The...
Topics: Chlorophyll content, growth of grapes cuttings. Potting, sprouting media.
─ The soil-litter system is the natural habitat for a wide variety of organisms, microorganisms and invertebrates, with differences in size and metabolism, which are responsible for numerous functions. The soil mesofauna is composed of animals of body diameter between 100 μm and 2 mm, consisting of the groups Araneida, Acari, Collembola, Hymenoptera, Diptera, Protura, Diplura, Symphyla, Enchytraeidae (Oligochaeta), Isoptera, Chilopoda, Diplopoda and Mollusca. These animals, extremely...
Topics: Agricultural acarology, Coffea arabica, Edaphic mites, Soil mites, Soil mesofauna
— The study evaluates the efficiency of cooperative societies in credit delivery to agricultural enterprises in Yakurr Local Government Area, Cross River State. The specific objectives were to; describe the socioeconomic profile of cooperatives societies, identify the sources of finance that are available and utilize for credit by cooperative societies, analyze the efficiency of cooperatives using the arrival rate of loan request and the service rate and identify the challenges militating...
Topics: Efficiency, credit delivery, cooperative societies.
— A validation of electro-physical probing method usage is given for a sliding bearings diagnostic at a boundary friction. Electric circuits and a way of sliding bearings diagnostic, where an analysis of a boundary lubricating layer (BLL) thickness control is carried out on contact resistance parameters indirectly. A sliding bearing lubricating state is defined on previously installed threshold values which achievement defines its running regime.
Topics: boundary lubrication layer, contact resistance, diagnostic, criteria, phenomenological model.
— Community composition and species diversity of fruit-eating-insects were studied in a primary forest at Wanang, Madang, Papua New Guinea (PNG) using fruits regularly sampled and insects attacking them reared, preserved and identified. Sampling was done in different areas of the forest including low and high abundance of the host trees. Fruits of three predominant host trees, G. paniculata (Myristicaceae), M. aleuritoides (Euphorbiaceae) and M. pachyclados (Rubiaceae) were regularly...
Topics: Community composition, species diversity, fruit-eating-insects, Papua New Guinea.
— Environmental care is an increasing concern in our society, and therefore integrated, circular economy allowing to close the industrial cycle is an urging demand. This project employs a residue of the food industry to recover the wastewaters from the textile industry, allowing closing the loop in two different industrial processes. Orange peel is a very abundant residue in the food industry. By chemical modification of the orange peel, we aim to produce a biosorbent to be employed in the...
Topics: basic dyes, biosorbent, biosorption, orange peel, wastewaters
Bravecto (fluralaner) chewable tablets have been thoroughly evaluated in multiple countries and are approved as a safe and effective flea, tick and mite treatment for dogs Abstract — Bravecto (fluralaner) is thoroughly tested to international safety standards for veterinary drugs, meeting approval requirements for over 70 countries. This valuable antiparasite (fleas, ticks and mites) treatment contributes to the health of millions of dogs and promotes dog health worldwide by protecting them...
Topics: cat, dog, fluralaner, pharmacovigilance, safety.
— The microbiological content of Lettuce (a vegetable), commonly vended in the Benin metropolis of Edo state were evaluated. Five vending locations were chosen for the study. Whole and soft rot samples were purchased and analysed for microbiological composition. Results showed high counts in soft rot samples in lettuce. Nutrient agar plated lettuce samples had bacterial counts in the range of 2.0x 103 to 4.7x10 7. Pseudomonas species was the dominant species found in lettuce samples. Bacillus...
Topics: Bacteriological Assessment, Lettuce, Benin City, microbiological content.
— Post-harvest diseases are a major problem for banana yield. Despite treatments with chemical fungicides, a persistence of diseases is noticed. This study aims at proposing a biological control method against banana post-harvest diseases by using banana rachis leachate. The effect of leachate has been tested in vitro on mycelial growth, conidial germination and in vivo on pathogenic fungi virulence. All leachate concentrations (5, 15 and 20%) tested showed antifungal activity on the tested...
Topics: banana, post-harvest diseases, banana rachis leachate, antifungal activity
Abstract— Citrus Brown spot caused by Alternaria citri. Different control strategies should be used for management of disease and for increasing potential yield of citrus. Hence in-vitro potential of Plant extract and Silver Nano particles were evaluated for control of Brown spot pathogen in Citrus mangroves of Pakistan. Four different plant extracts garlic, neem, mint and basil leaves extracts were used at concentration of 20%. 40% and 60 %. Their effect on radial mycelial growth was checked...
Topics: Alternaria citri, green fungicides, nano particles, plant extracts
— The study was conducted to evaluate the sensory and physicochemical properties of banana products .The tests were undertaken to ascertain the suitability of the solutions for preservation of sweet bananas as added-value foods and to reduce post-harvest losses. Prepared banana figs of both varieties were presented to a panel of judges for evaluation of organoleptic attributed. The maximum total soluble solids (22.84 and 12.30), Titratable acidity (0.0148 and 0.0403), non reducing sugar...
Topics: Banana figs, varieties, physiochemical properties, Sensory evaluations
— This study is part of the valuation of the cashew nut (Anacardium occidentale L.). For this purpose, defatted cashew kernel flour (powder) has been incorporated into wheat flour for the production of breads. Composite flours containing 0%, 10%, 20%, 30% and 40% of delipidated cashew kernel were analyzed for their physico-chemical and functional properties as well as the resulting loaves, for their sensory quality. The results showed that the substitution of wheat flour with cashew nuts...
Topics: Cashew nut, wheat flour, composite bread, sensory quality, substitution
— The present study evaluated physico-chemical and sensorial qualities of value added banana products. Unripe fruits of Cavendish variety were processed for making banana flour. Value added products like dough, chapatti and banana kheer were prepared from banana flour. Rice and basin flour were also used in chappati. Unripe banana fruit, banana flour and their products were analysed for pH, titratable acidity, moisture (%), TSS (Brix) and vitamin C. The results showed that the maximum pH...
Topics: Banana flour, chapati, milk, rice flour, Physico-chemical
— UUP Kopi SER experience difficulties to implemented government policy about marketing process Kopi SER product to customer. A low rank of financial capital, an unoptimalize production tools usage and incapable to fulfill customer needs become a dominant inhibitors factors in marketing process of Kopi SER products. These are indicates that UUP Kopi Ser has serious problems, even lead to a crisis so it's needed some action to recover their business continuity. Aim for this research is to make...
Topics: UUP Kopi SER, marketing function model, Interpretive Structural Modelling (ISM)
In the southern region of the State of Minas Gerais, Brazil, there is predominance of small farms that cultivate potato and exploit and dairy farming in family business form. These firms are important for the economic activity in the region, although most pasture areas are degraded. In Potato cultivation the intensive use of the area predominates with more than one crop per year, with absence of: technology, conservation and environmental techniques and crop rotation. This predatory system has...
Topics: Sustainability, Potato, Crop-Livestock Integration System Integration
— The damping off disease of tobacco seedlings caused by the pathogen Rhizoctonia solani causes a huge damage. The limited numbers of products are used in protection from the disease, but lately new fungicides appeared on the market. The aim of these investigations was to determine the effectiveness of new fungicides in control of this pathogen, compared with commonly used. The tests were carried out in conditions in vitro, with 8 fungicides. Two fungicides were evaluated in 2 or 3...
Topics: active ingredient, disease, pathogen, radial development, reduction
— The integration of molecular biology concepts and techniques in cultivated plant breeding programs allows defining more accurately the parents involved in crosses. The analysis of the DNA polymorphism in existing hop cultivars or wild types selected to generate new potent varieties is commonly used. Ribosomal DNA RFLP was the first to be studied in the middle of the 1990's and differentiated at least European from North American cultivated hops. The EcoRI rDNA RFLP has been established here...
Topics: Cannabaceae, Cannabis sativa, Medicinal plant, Mitochondria, Terpenes
— The banana market has grown considerably in recent years due to the increase in the supply of this fruit, both in quantity, quality and punctuality of the daily / weekly offer in the gondolas of hortifrúti retail establishments. Also, trade has grown due to increased consumer demand for this product, because of the change in people's behavior for better quality foods, such as bananas. This work was carried out in the city of Lavras, Minas Gerais, Brazil, from 2002 to 2017, making monthly...
Topics: Banana, Per capita consumption, Marketplace, Losses
— Processes based on immobilized enzymes have been studied extensively in the last few decades and today are also applied to the safeguard of environmental parameters. In this work, zeolite composite flat membranes with different chemical composition, transition metal, and microporous structures were prepared using in situ and secondary growth crystallization synthesis methods in/on stainless steel porous disks. All zeolite materials were been used in catalase adsorption to analyze the...
Topics: Catalase immobilization, Environmental application, Hydrothermal synthesis, Zeolite membranes
— A field study was carried out to at Agriculture Research Institute, Sindh Agriculture University Tandojam, to investigate the effect of various nitrogen levels on growth and yield contributing traits of two wheat varieties. Wheat varieties Benazir and TJ-83 were evaluated against four nitrogen levels (0, 90, 120 and 150 kg ha-1).The results revealed that the effect of nitrogen levels as well as varieties differed significantly for all the growth and yield contributing traits and N @ 150 kg...
Topics: Growth parameters, grain yield, Nitrogen, wheat
— The central dogma of molecular biology states that DNA makes RNA and RNA makes protein. Recently, a large number of RNAs have been identified in animal and plants that have little or no protein – coding potential. Such RNA molecules have been discovered by the extensive applications of high – throughput sequencing technology. Non – coding RNAs (ncRNAs), which comprise a significant output of the genomes of prokaryotes and especially eukaryotes, are increasingly implicated in the...
Topics: Gene regulation, Non – coding RNAs, Plants.
— Field experiment was conducted to study the impact of sulfur (S) and boron (B) on yield and yield component of broccoli. Sulfur was applied @ 0 (control), 20 and 40 kg ha-1 as elemental sulfur while B was applied at the rate 0, 1 and 1.5 kg ha-1 as borax along with a basal dose of N,P and K @ 120, 90 and 60 kg ha-1. All the fertilizers were applied at the time of sowing. The experimental design used was randomized complete block design (RCBD) with three replications. The data on plant...
Topics: Boron, broccoli, growth and yield, Sulfur
— The Coffee Leaf Miner-CLM and coffee rust are the main pests and coffee diseases, respectively. One of the rust and CLM handling ways is the preventive use of active ingredients of joint action (fungicide + insecticide) via soil. These products are generally evaluated for their efficiency in the chemical control of pests and diseases; however some of these products may promote a tonic effect by improving plant vigor. Thus, the objective in this work was to verify the influence of the...
Topics: Hemileiavastatrix, Leucopteracoffeela, tonic effect
— The changes in the surface layer of aluminum particles treated with V2O5 • nH2O hydrogel were studied by ellipsometry and raster electron microscopy methods. It was shown that at 0.8 wt.% content of metallic vanadium in the modified powder, the particle surface layer has a well developed relief, and a high degree of impregnation is achieved. The values of the thickness of this layer measured by different methods were compared, and the obtained deviations were analyzed. Keywords—...
Topics: aluminum powder, surface modification, vanadium pentoxide, microscopy, ellipsometry.
— Proposed " electron tomography " or electron imaging of human body is most advanced technology to be available to do tomography of human body in comparison to existing CT(Computerised tomography), MRI(magnetic resonance imaging), PET(positron emission tomography), SPECT(single photon emission computed tomography). Keywords— electron tomography, electron imaging of human body, Computerised tomography, magnetic resonance imaging, positron emission tomography, single photon...
Topics: electron tomography, electron imaging of human body, Computerised tomography, magnetic resonance...
—Morocco has a mobilizable water heritage of 21 billion m 3 including 16 billion m 3 of surface water and 5 billion m 3 of groundwater. Unfortunately due to the exponential population growth and economic and social development, these water resources cannot meet the growing demand of the agriculture, industry and drinking water sectors. In addition, more than 546 million m 3 of raw wastewater is discharged annually into the receiving environment and only a tiny proportion is reused in the...
Topics: Wastewaters, Epuration, Lagoons, Ouazzane, Morocco.
— Heat exchangers included in air conditioning systems for aircraft are produced by brazing stamped thin alloys sheets made of nickel-based alloys, Alloy 600 and Ni 201, or stainless steel, AISI 444. Separation metal sheets and locking bars of Alloy 625 are used to complete the system. The brazing filler metal, mainly composed of nickel, manganese, silicon and copper, is referred as BNi-8. In order to control brazing process, a good knowledge of both the brazing filler metal metallurgical...
Topics: Brazing, Microstructure, Melting point, Nickel-based filler metal.
— Previous researches were made on UHMWPE (Ultra-High-Molecular-Weight-Polyethylene) based implant material and its fusion with Ca-alginate. New methods were made for preparing UHMWPE-Ca-alginate blends. If the coating Ca-alginate salt can be achieved on the surface of UHMWPE, it might lead to an implant material which could promote the bone formation. Earlier results show that we can make the coating layer on the polymer powder surface. Our new approach is to modify the method we made...
Topics: UHMWPE, Na-alginate, Ca-alginate.
— Previous researches were made on UHMWPE (Ultra-High-Molecular-Weight-Polyethylene) based implant material and its fusion with Ca-alginate. New methods were made for preparing UHMWPE-Ca-alginate blends. If the coating Ca-alginate salt can be achieved on the surface of UHMWPE, it might lead to an implant material which could promote the bone formation. Earlier results show that we can make the coating layer on the polymer powder surface. Our new approach is to modify the method we made...
Topics: Oligoguanidine, Oligohexamethylene guanidine hydrochloride, antimicrobial polymer.
— Oligoguanidine with chain extension were synthesized by condensation and cross-linking polymerizations in an attempt to increase molecular weight and charge density of the anti microbial oligoguanidine. The reactions are procedure at 170 o C for 5h with ratio molar of HMDA: GHC = 1: 1.1, refined by vacuum filter at 60 o C. The Oligoguanidine OHMG.HCl synthesized has molecular weight equal 521 g/mol, chain structure and good water solubility. The comparison results of the antimicrobial...
Topics: Oligoguanidine, Oligohexamethylene guanidine hydrochloride, antimicrobial polymer.
—3-Chloro-1,2-propanediol (3-chloropropanediol) is a well-known food processing contaminant found in a wide range of foods and ingredients and there has been recent concern about the levels of carcinogenic 3-chloropropanediol (3-MCPD) in some soy sauces. This paper reports on the development of an analytical method for the fast determination of 3-MCPD at trace level in commercial soy sauce using novel liquid phase extraction (LPE)/cleanup coupled with microwave-assisted derivatization (MAD)...
Topics: 3-Chloropropanediol, liquid phase extraction, microwave-assisted derivatization, sample...
—This paper presents a new image based visual servoing (IBVS) control scheme for omnidirectional wheeled mobile robots with four swedish wheels. The contribution is the proposal of a scheme that consider the overall dynamic of the system; this means, we put together mechanical and electrical dynamics. The actuators are direct current (DC) motors, which imply that the system input signals are armature voltage applied to DC motors. In our control scheme the PD control law and eye-to-hand camera...
Topics: IBVS, posture control, omnidirectional wheeled mobile robot, dynamic actuator, Lyapunov direct...
—Nuclear energy plays a key role in long-term development plans and can guarantee the supply of electricity to some regions. On the other hand, the implementation of these projects tends to require long maturation periods, require high investment costs and may be a source of pollutants, such as Lead (Pb). For this reason, the periodic environmental monitoring of the concentration of pollutants becomes necessary, according to the current legislation. Thus, the present work presents as a...
Topics: Chemical Yield, Environmental Analyzes, Lead, Nuclear Power, Response Surface.
—Laboratory experiments on local scour process at wing wall bridge abutments were conducted for different hydraulic conditions and compared with measurements on local scour depths around vertical wall abutments, under the same flow and sediment transport conditions. The study reports an extensive experimental investigation performed in a laboratory flume in the Technological Educational Institute of Thessaly, whose findings are used to describe the effects of different hydraulic parameters on...
Topics: Abutments, Laboratory experiments, Open channels, Scour depth
— Both, natural and man-made slopes formed for various purposes may cause numerous permanent problems in engineering applications. Therefore, it is important to know composition and mechanical behavior of soil environment leading to geotechnical problems on slope surfaces. The risk analyzes of natural and artificial slopes, realized detailed, can lead to reliable results. Based on those results, it is possible to produce optimal technical solutions with respect to an acceptable risk level....
Topics: Factor of safety, risk factors, slope stability.
— The Coffee Leaf Miner-CLM and coffee rust are the main pests and coffee diseases, respectively. One of the rust and CLM handling ways is the preventive use of active ingredients of joint action (fungicide + insecticide) via soil. These products are generally evaluated for their efficiency in the chemical control of pests and diseases; however some of these products may promote a tonic effect by improving plant vigor. Thus, the objective in this work was to verify the influence of the...
Topics: Neutron, spinning, transient state.
— E=mc 2 is derived from equation E=Fd, implying that photon behaves like a particle. Energy(E)=Force(F) into Displacement(d) If a particle can reach higher speed, higher energy production is possible.
Topics: energy, Einstein, velocity, particle.
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